2 * Copyright (c) 1995-1999, Index Data.
3 * See the file LICENSE for details.
4 * Sebastian Hammer, Adam Dickmeiss
7 * Revision 1.24 1999-08-27 09:40:32 adam
8 * Renamed logf function to yaz_log. Removed VC++ project files.
10 * Revision 1.23 1998/10/15 08:29:16 adam
11 * Tag set type may be specified in reference to it using "tagset"
12 * directive in .abs-files and "include" directive in .tag-files.
14 * Revision 1.22 1998/10/13 16:09:47 adam
15 * Added support for arbitrary OID's for tagsets, schemas and attribute sets.
16 * Added support for multiple attribute set references and tagset references
17 * from an abstract syntax file.
18 * Fixed many bad logs-calls in routines that read the various
19 * specifications regarding data1 (*.abs,*.att,...) and made the messages
20 * consistent whenever possible.
21 * Added extra 'lineno' argument to function readconf_line.
23 * Revision 1.21 1998/06/09 13:55:07 adam
26 * Revision 1.20 1998/05/18 13:07:02 adam
27 * Changed the way attribute sets are handled by the retriaval module.
28 * Extended Explain conversion / schema.
29 * Modified server and client to work with ASN.1 compiled protocol handlers.
31 * Revision 1.19 1998/03/05 08:15:32 adam
32 * Implemented data1_add_insert_taggeddata utility which is more flexible
33 * than data1_insert_taggeddata.
35 * Revision 1.18 1998/02/27 14:08:04 adam
36 * Added const to some char pointer arguments.
37 * Reworked data1_read_node so that it doesn't create a tree with
38 * pointers to original "SGML"-buffer.
40 * Revision 1.17 1998/02/11 11:53:34 adam
41 * Changed code so that it compiles as C++.
43 * Revision 1.16 1997/12/18 10:51:30 adam
44 * Implemented sub-trees feature for schemas - including forward
47 * Revision 1.15 1997/12/09 16:18:16 adam
48 * Work on EXPLAIN schema. First implementation of sub-schema facility
51 * Revision 1.14 1997/10/31 12:20:09 adam
52 * Improved memory debugging for xmalloc/nmem.c. References to NMEM
53 * instead of ODR in n ESPEC-1 handling in source d1_espec.c.
54 * Bug fix: missing fclose in data1_read_espec1.
56 * Revision 1.13 1997/10/27 13:54:18 adam
57 * Changed structure field in data1 node to be simple string which
58 * is "unknown" to the retrieval system itself.
60 * Revision 1.12 1997/09/17 12:10:34 adam
63 * Revision 1.11 1997/09/05 09:50:55 adam
64 * Removed global data1_tabpath - uses data1_get_tabpath() instead.
66 * Revision 1.10 1997/05/14 06:54:01 adam
69 * Revision 1.9 1997/02/19 14:46:15 adam
70 * The "all" specifier only affects elements that are indexed (and not
73 * Revision 1.8 1997/01/02 10:47:59 quinn
74 * Added optional, physical ANY
76 * Revision 1.7 1996/06/10 08:56:01 quinn
79 * Revision 1.6 1996/05/31 13:52:21 quinn
80 * Fixed uninitialized variable for local tags in abstract syntax.
82 * Revision 1.5 1996/05/09 07:27:43 quinn
83 * Multiple local attributes values supported.
85 * Revision 1.4 1996/05/01 12:45:28 quinn
86 * Support use of local tag names in abs file.
88 * Revision 1.3 1995/11/01 16:34:55 quinn
89 * Making data1 look for tables in data1_tabpath
91 * Revision 1.2 1995/11/01 13:54:44 quinn
94 * Revision 1.1 1995/11/01 11:56:06 quinn
95 * Added Retrieval (data management) functions en masse.
109 #define D1_MAX_NESTING 128
111 struct data1_absyn_cache_info
115 data1_absyn_cache next;
118 struct data1_attset_cache_info
121 data1_attset *attset;
122 data1_attset_cache next;
125 data1_absyn *data1_absyn_search (data1_handle dh, const char *name)
127 data1_absyn_cache p = *data1_absyn_cache_get (dh);
131 if (!strcmp (name, p->name))
138 void data1_absyn_trav (data1_handle dh, void *handle,
139 void (*fh)(data1_handle dh, void *h, data1_absyn *a))
141 data1_absyn_cache p = *data1_absyn_cache_get (dh);
145 (*fh)(dh, handle, p->absyn);
150 data1_absyn *data1_absyn_add (data1_handle dh, const char *name)
153 NMEM mem = data1_nmem_get (dh);
155 data1_absyn_cache p = (data1_absyn_cache)nmem_malloc (mem, sizeof(*p));
156 data1_absyn_cache *pp = data1_absyn_cache_get (dh);
158 sprintf(fname, "%s.abs", name);
159 p->absyn = data1_read_absyn (dh, fname);
160 p->name = nmem_strdup (mem, name);
166 data1_absyn *data1_get_absyn (data1_handle dh, const char *name)
170 if (!(absyn = data1_absyn_search (dh, name)))
171 absyn = data1_absyn_add (dh, name);
175 data1_attset *data1_attset_search_name (data1_handle dh, const char *name)
177 data1_attset_cache p = *data1_attset_cache_get (dh);
181 if (!strcmp (name, p->name))
188 data1_attset *data1_attset_search_id (data1_handle dh, int id)
190 data1_attset_cache p = *data1_attset_cache_get (dh);
194 if (id == p->attset->reference)
201 data1_attset *data1_attset_add (data1_handle dh, const char *name)
203 char fname[512], aname[512];
204 NMEM mem = data1_nmem_get (dh);
205 data1_attset *attset;
207 strcpy (aname, name);
208 sprintf(fname, "%s.att", name);
209 attset = data1_read_attset (dh, fname);
213 attset = data1_read_attset (dh, name);
214 if (attset && (cp = strrchr (aname, '.')))
218 yaz_log (LOG_WARN|LOG_ERRNO, "Couldn't load attribute set %s", name);
221 data1_attset_cache p = (data1_attset_cache)
222 nmem_malloc (mem, sizeof(*p));
223 data1_attset_cache *pp = data1_attset_cache_get (dh);
225 attset->name = p->name = nmem_strdup (mem, aname);
233 data1_attset *data1_get_attset (data1_handle dh, const char *name)
235 data1_attset *attset;
237 if (!(attset = data1_attset_search_name (dh, name)))
238 attset = data1_attset_add (dh, name);
242 data1_esetname *data1_getesetbyname(data1_handle dh, data1_absyn *a,
247 for (r = a->esetnames; r; r = r->next)
248 if (!data1_matchstr(r->name, name))
253 data1_element *data1_getelementbytagname (data1_handle dh, data1_absyn *abs,
254 data1_element *parent,
260 r = abs->main_elements;
262 r = parent->children;
263 assert (abs->main_elements);
264 for (; r; r = r->next)
268 for (n = r->tag->names; n; n = n->next)
269 if (!data1_matchstr(tagname, n->name))
275 data1_element *data1_getelementbyname (data1_handle dh, data1_absyn *absyn,
279 assert (absyn->main_elements);
280 for (r = absyn->main_elements; r; r = r->next)
281 if (!data1_matchstr(r->name, name))
287 void fix_element_ref (data1_handle dh, data1_absyn *absyn, data1_element *e)
289 for (; e; e = e->next)
294 fix_element_ref (dh, absyn, e->children);
298 data1_sub_elements *sub_e = absyn->sub_elements;
299 while (sub_e && strcmp (e->sub_name, sub_e->name))
302 e->children = sub_e->elements;
304 yaz_log (LOG_WARN, "Unresolved reference to sub-elements %s",
310 data1_absyn *data1_read_absyn (data1_handle dh, const char *file)
312 data1_sub_elements *cur_elements = NULL;
313 data1_absyn *res = 0;
315 data1_element **ppl[D1_MAX_NESTING];
316 data1_esetname **esetpp;
317 data1_maptab **maptabp;
318 data1_marctab **marcp;
319 data1_termlist *all = 0;
320 data1_attset_child **attset_childp;
321 data1_tagset **tagset_childp;
325 char *argv[50], line[512];
327 if (!(f = yaz_path_fopen(data1_get_tabpath (dh), file, "r")))
329 yaz_log(LOG_WARN|LOG_ERRNO, "Couldn't open %s", file);
333 res = (data1_absyn *) nmem_malloc(data1_nmem_get(dh), sizeof(*res));
335 res->reference = VAL_NONE;
337 tagset_childp = &res->tagset;
339 res->attset = data1_empty_attset (dh);
340 attset_childp = &res->attset->children;
344 esetpp = &res->esetnames;
346 maptabp = &res->maptabs;
350 res->sub_elements = NULL;
351 res->main_elements = NULL;
353 while ((argc = readconf_line(f, &lineno, line, 512, argv, 50)))
356 if (!strcmp(cmd, "elm"))
358 data1_element *new_element;
360 char *p, *sub_p, *path, *name, *termlists;
366 yaz_log(LOG_WARN, "%s:%d: Bad # of args to elm", file, lineno);
375 cur_elements = (data1_sub_elements *)
376 nmem_malloc(data1_nmem_get(dh), sizeof(*cur_elements));
377 cur_elements->next = res->sub_elements;
378 cur_elements->elements = NULL;
379 cur_elements->name = "main";
380 res->sub_elements = cur_elements;
383 ppl[level] = &cur_elements->elements;
390 if ((e = strchr(p, '/')))
397 yaz_log(LOG_WARN, "%s:%d: Bad level increase", file, lineno);
402 new_element = *ppl[level] = (data1_element *)
403 nmem_malloc(data1_nmem_get(dh), sizeof(*new_element));
404 new_element->next = new_element->children = 0;
405 new_element->tag = 0;
406 new_element->termlists = 0;
407 new_element->sub_name = 0;
409 tp = &new_element->termlists;
410 ppl[level] = &new_element->next;
411 ppl[level+1] = &new_element->children;
413 /* consider subtree (if any) ... */
414 if ((sub_p = strchr (p, ':')) && sub_p[1])
417 new_element->sub_name =
418 nmem_strdup (data1_nmem_get(dh), sub_p);
420 /* well-defined tag */
421 if (sscanf(p, "(%d,%d)", &type, &value) == 2)
425 yaz_log(LOG_WARN, "%s:%d: No tagset loaded", file, lineno);
429 if (!(new_element->tag = data1_gettagbynum (dh, res->tagset,
432 yaz_log(LOG_WARN, "%s:%d: Couldn't find tag %s in tagset",
442 new_element->tag = (data1_tag *)
443 nmem_malloc(data1_nmem_get (dh),
444 sizeof(*new_element->tag));
445 nt->which = DATA1T_string;
446 nt->value.string = nmem_strdup(data1_nmem_get (dh), p);
447 nt->names = (data1_name *)
448 nmem_malloc(data1_nmem_get(dh),
449 sizeof(*new_element->tag->names));
450 nt->names->name = nt->value.string;
452 nt->kind = DATA1K_string;
458 yaz_log(LOG_WARN, "%s:%d: Bad element", file, lineno);
462 /* parse termList definitions */
465 new_element->termlists = 0;
468 assert (res->attset);
471 char attname[512], structure[512];
474 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
478 "%s:%d: Syntax error in termlistspec '%s'",
484 strcpy(attname, name);
485 *tp = (data1_termlist *)
486 nmem_malloc(data1_nmem_get(dh), sizeof(**tp));
488 if (!((*tp)->att = data1_getattbyname(dh, res->attset,
492 "%s:%d: Couldn't find att '%s' in attset",
493 file, lineno, attname);
497 if (r < 2) /* is the structure qualified? */
498 (*tp)->structure = "w";
501 (*tp)->structure = (char *)
502 nmem_malloc (data1_nmem_get (dh),
503 strlen(structure)+1);
504 strcpy ((*tp)->structure, structure);
508 while ((p = strchr(p, ',')) && *(++p));
509 *tp = all; /* append any ALL entries to the list */
511 new_element->name = nmem_strdup(data1_nmem_get (dh), name);
513 else if (!strcmp(cmd, "section"))
519 yaz_log(LOG_WARN, "%s:%d: Bad # of args to section",
525 cur_elements = (data1_sub_elements *)
526 nmem_malloc(data1_nmem_get(dh), sizeof(*cur_elements));
527 cur_elements->next = res->sub_elements;
528 cur_elements->elements = NULL;
529 cur_elements->name = nmem_strdup (data1_nmem_get(dh), name);
530 res->sub_elements = cur_elements;
533 ppl[level] = &cur_elements->elements;
535 else if (!strcmp(cmd, "all"))
538 data1_termlist **tp = &all;
542 yaz_log(LOG_WARN, "%s:%d: Too many 'all' directives - ignored",
549 yaz_log(LOG_WARN, "%s:%d: Bad # of args to 'all' directive",
554 assert (res->attset);
557 char attname[512], structure[512];
560 if (!(r = sscanf(p, "%511[^:,]:%511[^,]", attname,
563 yaz_log(LOG_WARN, "%s:%d: Syntax error in termlistspec",
568 *tp = (data1_termlist *)
569 nmem_malloc(data1_nmem_get(dh), sizeof(**tp));
571 data1_getattbyname (dh, res->attset, attname)))
573 yaz_log(LOG_WARN, "%s:%d: Couldn't find att '%s' in attset",
574 file, lineno, attname);
578 if (r < 2) /* is the structure qualified? */
579 (*tp)->structure = "w";
583 (char *)nmem_malloc (data1_nmem_get (dh),
584 strlen(structure)+1);
585 strcpy ((*tp)->structure, structure);
590 while ((p = strchr(p, ',')) && *(++p));
592 else if (!strcmp(cmd, "name"))
596 yaz_log(LOG_WARN, "%s:%d: Bad # of args to name directive",
600 res->name = nmem_strdup(data1_nmem_get(dh), argv[1]);
602 else if (!strcmp(cmd, "reference"))
608 yaz_log(LOG_WARN, "%s:%d: Bad # of args to reference",
613 if ((res->reference = oid_getvalbyname(name)) == VAL_NONE)
615 yaz_log(LOG_WARN, "%s:%d: Unknown tagset ref '%s'",
620 else if (!strcmp(cmd, "attset"))
623 data1_attset *attset;
627 yaz_log(LOG_WARN, "%s:%d: Bad # of args to attset",
632 if (!(attset = data1_get_attset (dh, name)))
634 yaz_log(LOG_WARN, "%s:%d: Couldn't find attset %s",
638 *attset_childp = (data1_attset_child *)
639 nmem_malloc (data1_nmem_get(dh), sizeof(**attset_childp));
640 (*attset_childp)->child = attset;
641 (*attset_childp)->next = 0;
642 attset_childp = &(*attset_childp)->next;
644 else if (!strcmp(cmd, "tagset"))
650 yaz_log(LOG_WARN, "%s:%d: Bad # of args to tagset",
656 type = atoi(argv[2]);
657 *tagset_childp = data1_read_tagset (dh, name, type);
658 if (!(*tagset_childp))
660 yaz_log(LOG_WARN, "%s:%d: Couldn't load tagset %s",
664 tagset_childp = &(*tagset_childp)->next;
666 else if (!strcmp(cmd, "varset"))
672 yaz_log(LOG_WARN, "%s:%d: Bad # of args in varset",
677 if (!(res->varset = data1_read_varset (dh, name)))
679 yaz_log(LOG_WARN, "%s:%d: Couldn't load Varset %s",
684 else if (!strcmp(cmd, "esetname"))
690 yaz_log(LOG_WARN, "%s:%d: Bad # of args in esetname",
697 *esetpp = (data1_esetname *)
698 nmem_malloc(data1_nmem_get(dh), sizeof(**esetpp));
699 (*esetpp)->name = nmem_strdup(data1_nmem_get(dh), name);
703 else if (!((*esetpp)->spec = data1_read_espec1 (dh, fname)))
705 yaz_log(LOG_WARN, "%s:%d: Espec-1 read failed for %s",
706 file, lineno, fname);
709 esetpp = &(*esetpp)->next;
711 else if (!strcmp(cmd, "maptab"))
717 yaz_log(LOG_WARN, "%s:%d: Bad # of args for maptab",
722 if (!(*maptabp = data1_read_maptab (dh, name)))
724 yaz_log(LOG_WARN, "%s:%d: Couldn't load maptab %s",
728 maptabp = &(*maptabp)->next;
730 else if (!strcmp(cmd, "marc"))
736 yaz_log(LOG_WARN, "%s:%d: Bad # or args for marc",
741 if (!(*marcp = data1_read_marctab (dh, name)))
743 yaz_log(LOG_WARN, "%s:%d: Couldn't read marctab %s",
747 marcp = &(*marcp)->next;
751 yaz_log(LOG_WARN, "%s:%d: Unknown directive '%s'", file, lineno, cmd);
757 for (cur_elements = res->sub_elements; cur_elements;
758 cur_elements = cur_elements->next)
760 if (!strcmp (cur_elements->name, "main"))
761 res->main_elements = cur_elements->elements;
762 fix_element_ref (dh, res, cur_elements->elements);
764 yaz_log (LOG_DEBUG, "%s: data1_read_absyn end", file);